How to Size an AC Unit for a New England Home
https://mike-wiki.win/index.php/What_a_%22Ton%22_Really_Means_When_Sizing_an_AC_Unit
Bigger is not better when it comes to air conditioning. An oversized AC unit cools your home too quickly, shuts off before it can dehumidify the air, and cycles on and off so frequently that it wears out faster and leaves your home feeling clammy